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| PartNumber | ATTINY406-MFR | ATTINY406-MNR | ATTINY406-MFR-CUT TAPE |
| Description | 8-bit Microcontrollers - MCU 20MHz, 4KB, QFN20, Ind 125C, Green, T&R | 8-bit Microcontrollers - MCU 20MHz, 4KB, QFN20, Ind 105C, Green, T&R | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | VQFN-20 | VQFN-20 | - |
| Series | ATtiny406 | ATtiny406 | - |
| Core | AVR | AVR | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 20 MHz | 20 MHz | - |
| Program Memory Size | 4 kB | 4 kB | - |
| Data RAM Size | 256 B | 256 B | - |
| ADC Resolution | 10 bit | 10 bit | - |
| Number of I/Os | 18 I/O | 18 I/O | - |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 105 C | - |
| Packaging | Reel | Reel | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Data RAM Type | SRAM | SRAM | - |
| Data ROM Size | 128 B | 128 B | - |
| Data ROM Type | EEPROM | EEPROM | - |
| Interface Type | I2C, SPI, USART | I2C, SPI, USART | - |
| Development Kit | ATTINY406-XNANO | - | - |
| Number of ADC Channels | 12 Channel | 12 Channel | - |
| Number of Timers/Counters | 2 Timer | 2 Timer | - |
| Processor Series | ATtiny406 | ATtiny406 | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 6000 | 6000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 1.8 V | 1.8 V | - |
| Tradename | AVR | AVR | - |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | - |